import classes.enemy as enemy#敌人类

# 设置敌人
# 小型
def add_small_enemies(group1, group2, num,bg_size):
    for i in range(num):
        e1 = enemy.SmallEnemy(bg_size)
        group1.add(e1)
        group2.add(e1)


# 中型
def add_mid_enemies(group1, group2, num,bg_size):
    for i in range(num):
        e2 = enemy.MidEnemy(bg_size)
        group1.add(e2)
        group2.add(e2)


# 大型
def add_big_enemies(group1, group2, num,bg_size):
    for i in range(num):
        e3 = enemy.BigEnemy(bg_size)
        group1.add(e3)
        group2.add(e3)
